CVE-2018-20838: ampforwp_save_steps_data in the AMP for WP plugin before 0.9.97.21 for WordPress allows stored XSS.

medium Affects accelerated-mobile-pages (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

ampforwp_save_steps_data in the AMP for WP plugin before 0.9.97.21 for WordPress allows stored XSS.

Package
accelerated-mobile-pages (WordPress plugin) WordPress
Affected versions
<0.9.97.21
Fixed in
0.9.97.21
Severity
medium  CVSS 5.4
Exploitation
not on CISA KEV · EPSS 1% (64.4th percentile)
Published
2019-05-13
Source
nvd

References

CWE-79
NVD recordaccelerated-mobile-pages (WordPress plugin) advisories

Am I affected?

Find out in one command. phpwarden checks your WordPress install against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden wordpress /var/www/html

Or keep it checked automatically with the GitHub Action or a nightly cron; see WordPress docs.

Install docs   How findings are ranked

Related advisories